Re: [RFC PATCH] x86/cpu: Move sparsely used bit leafs into scattered features (was: Re: [PATCH 2/2] x86/cpufeature: Add CLZERO feature)

2015-10-26 Thread Borislav Petkov
On Mon, Oct 26, 2015 at 07:56:06PM -0700, Andy Lutomirski wrote: > How few features in one leaf do we need before calling it scattered > makes sense? These four might make sense to keep as is... Actually, according to hpa, all those leafs will be filled out gradually as they're apparently going t

Re: [RFC PATCH] x86/cpu: Move sparsely used bit leafs into scattered features (was: Re: [PATCH 2/2] x86/cpufeature: Add CLZERO feature)

2015-10-26 Thread Andy Lutomirski
On Mon, Oct 26, 2015 at 2:01 PM, Borislav Petkov wrote: > On Mon, Oct 26, 2015 at 09:22:50PM +0100, Borislav Petkov wrote: >> And btw, those Intel QoS single bit defines and the XSAVE stuff there >> should move to that function too - that's a pure waste having them in >> the cap_flags array. I'll

[RFC PATCH] x86/cpu: Move sparsely used bit leafs into scattered features (was: Re: [PATCH 2/2] x86/cpufeature: Add CLZERO feature)

2015-10-26 Thread Borislav Petkov
On Mon, Oct 26, 2015 at 09:22:50PM +0100, Borislav Petkov wrote: > And btw, those Intel QoS single bit defines and the XSAVE stuff there > should move to that function too - that's a pure waste having them in > the cap_flags array. I'll fix that. I.e., something like that (I'm jetlagged and I can'